SNG owns and operates 100 percent of the Muldon storage facility and 50 percent of the Bear Creek storage facility (El Paso owns the remaining 50 percent) for a total of 60 Bcf underground natural gas storage capacity and peak withdrawal capability of 1.2 Bcf/d.
CIG owns four storage fields in Colorado and Kansas, for a total underground storage capacity of 29 Bcf. Although these fields are physically separate, CIG operates them as a storage pool for service to its shippers. As of June 30, 2007, the CIG storage fields have an aggregate withdrawal capacity of approximately 800 MMcf/d and an aggregate injection capacity of approximately 350 MMcf/d.
